WOAU52 AMMC 051258

IDY21092

40:2:1:04:70S075E35060:01:00

SECURITE

HIGH SEAS WEATHER WARNING FOR METAREA 10

ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY

AT 1258UTC 5 APRIL 2026



GALE WARNING 12 FOR WESTERN AND SOUTHERN AREAS



SITUATION AT 051200UTC

VIGOROUS SOUTHWESTERLY FLOW FORECAST TO DEVELOP AFTER 051800UTC

ASSOCIATED WITH

TROUGH 50S103E 54S102E AT 051800UTC, 50S109E TO LOW 978HPA NEAR

54S108E AT

060000UTC, THEN JUST LOW 973HPA NEAR 55S113E AT 060600UTC, AND LOW

971HPA NEAR

55S117E AT 061200UTC.



AREA AFFECTED

BOUNDED BY 48S120E 55S122E 55S093E 51S098E 48S120E.



FORECAST

SOUTHWESTERLY QUARTER WINDS 30/40 KNOTS FORECAST TO DEVELOP WITHIN

420NM WEST

OF TROUGH AFTER 051800UTC AND WITHIN 300NM OF LOW IN NORTHERN

QUADRANT. ROUGH

TO VERY ROUGH SEAS. MODERATE TO HEAVY SWELL.



PLEASE BE AWARE

WIND AND WAVE FORECASTS ARE AVERAGES. WIND GUSTS CAN BE 40 PER CENT

STRONGER

THAN THE FORECAST, AND STRONGER STILL IN SQUALLS AND THUNDERSTORMS.

MAXIMUM

WAVES CAN BE TWICE THE FORECAST HEIGHT.





THE NEXT ALERT WILL BE ISSUED BY 1900 UTC 05 APRIL 2026=